2x+2x+x=30+x+70+2x-10=X

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Solution for 2x+2x+x=30+x+70+2x-10=X equation: 



2x+2x+x=30+x+70+2x-10=x

We move all terms to the left:

2x+2x+x-(30+x+70+2x-10)=0

We add all the numbers together, and all the variables

2x+2x+x-(3x+90)=0

We add all the numbers together, and all the variables

5x-(3x+90)=0

We get rid of parentheses

5x-3x-90=0

We add all the numbers together, and all the variables

2x-90=0

We move all terms containing x to the left, all other terms to the right

2x=90

x=90/2

x=45

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